2021 Apr 28 0000 UTC Sunspot Group Classification Results Number of Detected Sunspot Groups : 2 Date G_Ind Lat Lon Num_Spot Num_Spot_Pen Lon_Ext N-S Ratio_Area Ratio_Um Ratio_Pol Assym Num_Neutral Rough Zpc Wilson 202104280000 1 -22.2 -34.8 11 3 19.6 1.07 0.10 0.07 0.92 21.78 4 -99.00 Fso Beta-Gamma 202104280000 2 -16.4 -25.5 1 1 1.0 1.12 -99.00 0.19 0.04 23.98 0 -99.00 Hsx Alpha